21
7.1.3. Common abbreviations shown on the display.
Code
On display
Meaning
ENA
A
U
E
Enabled.
DIS
d1S
Disabled.
ON
ON
Startup.
EPO
EP
Emergency power off.
ESC
ESC
Escape.
HLS
HLS
Upper voltage limit for transfer to battery
mode.
LLS
LLS
Lower voltage limit for transfer to battery
mode.
AO
AO
EPO normally open.
AC
AC
EPO normally closed.
EAT
EAt
Estimated backup time.
RAT
tAt
Current time in backup mode.
Ok
OK
Ok.
SD
Sd
Shutdown.
BL
bL
Battery low.
OL
OL
Overload.
OI
OI
Input overcurrent
NC
NC
Battery not connected
OC
OC
Battery overcharge
SF
SF
Connection error. Rotate the connection of
the input, phase and neutral cables.
TP
TP
Overtemperature.
CH
CH
Charger
BF
bF
Battery failure, low voltage.
BV
bV
Bypass voltage out of range.
FU
FU
Bypass frequency out of range.
BR
bR
Replace batteries.
EE
EE
Internal EEPROM error.
Tab. 5.
Abbreviations shown on the LCD display.
7.2. CONTROL PANEL.
7.2.1. Composition of the control panel with LCD display.
•
The control panel consists of:
Three buttons with the functions described in Tab. 6.
An LCD display with backlighting.
Fig. 9.
View of the control panel.
Button
Description
ON/MUTE
- Starting up the UPS.
Press the button for at least 2 seconds.
- Muting the alarm.
Press the button for at least 3 seconds to mute or unmute the
audible alarm.
- Button to navigate upwards.
When this button is pressed in UPS settings mode, it will move
upwards through the menu structure in relation to the point where
it is located, accessing the previous variable with each press.
- Activating the battery test.
Press this button for 3 seconds while in normal or frequency
converter (CF) mode. At the end of the test, it returns to the
respective mode.
SELECT
- Parameter reading.
Through this key you can read the following values: voltage,
frequency and input intensity, voltage, intensity and battery
capacity, ambient temperature, voltage and output frequency and
intensity and percentage of charge.
- Settings or configuration mode.
Press this key for at least 3 sec. to access this mode, when the UPS
inverter is stopped (bypass mode).
- Key to navigate down.
When you press on this key from the UPS settings mode, you will
scroll down the menu structure in relation to where you are, by
accessing the next variable with each press.
OFF/ENTER
- UPS shutdown.
Press this button for at least 2 seconds.
- Confirmation of selection.
Press this button to confirm selection in the device’s settings mode.
ON/MUTE
+
SELECT
- Transfer to bypass mode.
With normal main power, press ON / Mute and Select at the same
time for 3 seconds to transfer to bypass mode. This action will be
ineffective if the input voltage is outside the acceptable range.
Similarly you can return to Online mode.
- Exit the setting / configuration mode or return to the top menu.
In setup mode, press ON / Mute and Select simultaneously for 0.2
seconds to return to the top menu. If you are already there, press
these two buttons at the same time to exit the configuration mode.
Tab. 6.
Functionality of the control panel buttons.
SLC TWIN PRO2
UNINTERRUPTIBLE POWER SUPPLY (UPS)
USER MANUAL
